Image Credits

Images in collage:

1. “Protester against the Dakota Access Pipeline”—by Fibonacci Blue, CC BY 2.0, via Flickr

2. “Make Our Planet Great Again” protest placard at Fridays for Future
   Photo by Christian Lue on Unsplash

3. Photo by Library of Congress on Unsplash

4. Photo by Priscilla Du Preez 🇨🇦 on Unsplash

5. Photo by Clay Banks on Unsplash

6. Photo by Jason Leung on Unsplash

7. Photo by Nathan Dumlao on Unsplash

Other images:

• Person holding protest sign "I am tired of this shit"—by Fibonacci Blue, CC BY 2.0, via Flickr

• Person holding protest sign "I'm with the Resistance"—by Mark Dixon from Pittsburgh, PA, CC BY 2.0, via Wikimedia Commons

1. Frances Ellen Watkins Harper, 1912. See page for author, Public domain, via Wikimedia Commons

2. Zora Neale Hurston, American author. See page for author, Public domain, via Wikimedia Commons

3. Zitkála-Šá, writer, editor, translator, musician, educator, and political activist, portrayed by Gertrude Käsebier. Gertrude Käsebier, Public domain, via Wikimedia Commons

4. Dr. Pauli Murray, portrait. FDR Presidential Library & Museum, CC BY 2.0, via Wikimedia Commons

5. Gloria Evangelina Anzaldúa, Mexican American feminist, author, poet, scholar and activist. Shown in 1990 at Smith College. K.C. Kendall, CC BY 2.0, via Wikimedia Commons

1. Audre Lorde, American writer and feminist activist (1934–1992). Elsa Dorfman, CC BY-SA 3.0, via Wikimedia Commons

2. Mary McLeod Bethune, portrait. Carl Van Vechten, Public domain, via Wikimedia Commons

3. Jovita Idár around 1905. Author unknown; Public domain, via Wikimedia Commons

4. W.E.B. Du Bois by James E. Purdy, 1907, gelatin silver print, from the National Portrait Gallery which has explicitly released this digital image under the CC0 license. 

1. Harvey Milk at Gay Pride in San Jose, June 1978. Ted Sahl, Kat Fitzgerald, Patrick Phonsakwa, Lawrence McCrorey, Darryl Pelletier, CC BY-SA 4.0, via Wikimedia Commons

2. Shirley Chisholm, future member of the U.S. House of Representatives (D-NY), announcing her candidacy. See file page for creator info.

3. Stacey Abrams. Photo by Kevin Lowery / Biden for President, via Flickr

4. Greta Thunberg at the Parliament European Parliament, CC BY 2.0, via Wikimedia Commons

1. Margaret Chin, NYC Council Member, at the re-opening of Cortlandt Street station. Metropolitan Transportation Authority of the State of New York derivative work: Delaywaves, CC BY 2.0, via Wikimedia Commons

2. Angela Davis, half-length portrait. See file page for creator info.

3. Bayard Rustin at news briefing on the Civil Rights March on Washington. Leffler, Warren K., photographer; cropped by Beyond My Ken (talk) 09:59, 25 November 2010 (UTC), Public domain, via Wikimedia Commons

4. Ben Shahn, 美術出版社, Public domain, via Wikimedia Commons